[" Q."5" If "L={1,2,3,4},M={3,4,5,6}" and "N={1,3,5}" ,then verify that "],[qquad L-(M uu N)=(L-M)nn(L-M)" ."]

If L = {1,2,3,4}, M = {3,4,5,6} and N = {1,3,5} , then verify that L - (M uu N) = (L-M) nn (L-N) .

If L = {1,2,3,4}, M = {3,4,5,6} and N = {1,3,5} , then verify that L - (M uu N) = (L-M) nn (L-N) .

If L= {1, 2, 3, 4}, M= {3, 4, 5, 6} and N= {1, 3, 5}, then verify that L - (M cup N)= (L - M) cap (L - N) .

Given L={1,2,3,4}, M={3,4,5,6} and N={1,3,5} Verify that L-(McupN)=(L-M)cap(L-N) .

Given L, = {1,2, 3,4},M= {3,4, 5, 6} and N= {1,3,5} Find L-(M⋃N).

ABC is a right angled triangle in which /_B=90^(@) and BC=a. If n points L_(1),L_(2),"…….",L_(n) on AB are such that AB is divided in n+1 equal parts and L_(1)M_(1),L_(2)M_(2),"......,"L_(n)M_(n) are line segments parallel to BC and M_(1),M_(2),M_(3),"......,"M_(n) are on AC, the sum of the lenghts of L_(1)M_(1),L_(2)M_(2),"......,"L_(n)M_(n) is

ABC is a right angled triangle in which /_B=90^(@) and BC=a. If n points L_(1),L_(2),"…….",L_(n) on AB are such that AB is divided in n+1 equal parts and L_(1)M_(1),L_(2)M_(2),"......,"L_(n)M_(n) are line segments parallel to BC and M_(1),M_(2),M_(3),"......,"M_(n) are on AC, the sum of the lenghts of L_(1)M_(1),L_(2)M_(2),"......,"L_(n)M_(n) is

The quantum numbers of six elements are given below. Arrange them in order of increasing energies. If any of these combinations has/have the same energies, list them. {:((1) n = 4 ",", l = 2",", m_l=-2",", m_s = - 1/2),((2) n = 3 ",", l = 2",", m_l=0",", m_s = + 1/2),((3) n = 4 ",", l = 1",", m_l= 0",", m_s = + 1/2),((4) n = 3 ",", l = 2",", m_l=-2",", m_s = - 1/2),((5) n = 3 ",", l = 1",", m_l=-1",", m_s = + 1/2),((6) n = 4 ",", l = 1",", m_l=0",", m_s = + 1/2):}

Explain given reasons, which of the following sets of quantum numbers are not possible. {:((a) n = 0 ",", l = 0",", m_l=0",", m_s = + 1//2),((b) n = 1 ",", l = 0",", m_l=0",", m_s = - 1//2),((c) n = 1 ",", l = 1",", m_l=-0",", m_s = + 1//2),((d) n = 2 ",", l = 1",", m_l=0",", m_s = - 1//2),((e) n = 3 ",", l = 3",", m_l=-3",", m_s = + 1//2),((f) n = 3 ",", l = 2",", m_l=0",", m_s = + 1//2):}